ITSearch fails to install, as at the end of the installation wizard of ITSearch something goes wrong and ITSearch rollbacks.
A verbose MSIEXEC install log identifies that PowerShell scripts was prevented from running and the install rolled back.
MSI (s) (E4:6C) [08:56:20:999]: Invoking remote custom action. DLL: C:\Windows\Installer\MSIABA1.tmp, Entrypoint: CAQuietExec
CAQuietExec: File C:\Program Files\Quest\InTrust\IT Search\Scripts\New-SslCertificate.ps1 can
CAQuietExec: not be loaded because the execution of scripts is disabled on this system. Plea
CAQuietExec: se see "get-help about_signing" for more details.
CAQuietExec: At line:1 char:2
CAQuietExec: + & <<<< 'C:\Program Files\Quest\InTrust\IT Search\Scripts\New-SslCertificate.p
CAQuietExec: s1' -FilePath 'C:\ProgramData\Quest\InTrust\IT Search\ITSearch.cer' -KeepExistin
CAQuietExec: g ; exit $($Error.Count)
CAQuietExec: + CategoryInfo : NotSpecified: (:) , PSSecurityException
CAQuietExec: + FullyQualifiedErrorId : RuntimeException
CAQuietExec:
CAQuietExec: Error 0x80070001: Command line returned an error.
CAQuietExec: Error 0x80070001: CAQuietExec Failed
CustomAction RunPS_CreateCertificate returned actual error code 1603 (note this may not be 100% accurate if translation happened inside sandbox)
Action ended 8:56:56: InstallFinalize. Return value 3.